Home / 2,888,016.70-3,985,311.51-1,581,018.18

Finding the Fourth Proportional to 2,888,016.70, 3,985,311.51 and 1,581,018.18

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Solution

The fourth proportional to 2,888,016.70, 3,985,311.51 and 1,581,018.18 is: 2,181,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,016.70 : 3,985,311.51 = 1,581,018.18 : x
  2. Step 2: Convert to fraction form
    2,888,016.70/3,985,311.51 = 1,581,018.18/x
  3. Step 3: Cross multiply
    2,888,016.70x = 3,985,311.51 × 1,581,018.18
  4. Step 4: Simplify right side
    2,888,016.70x = 6,300,849,950,273.25
  5. Step 5: Solve for x
    x = 6,300,849,950,273.25/2,888,016.70
  6. Step 6: Final answer
    x = 2,181,722.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.